Thunderbird Desktop
Version 78.11.0 | Released June 1, 2021
Check out the notes below for this version of Thunderbird. As always, you’re encouraged to tell us what you think, ask for help, or file a bug in Bugzilla.
For more on all of the new features in Thunderbird 78, see New in Thunderbird 78.0.
System Requirements: Details
- Windows: Windows 7 or later
- Mac: macOS 10.9 or later
- Linux: GTK+ 3.14 or higher
What’s Fixed
fixed
OpenPGP could not be disabled for an account if a key was previously configured
fixed
Recipients were unable to decrypt some messages when the sender had changed the message encryption from OpenPGP to S/MIME
fixed
Contacts moved between CardDAV address books were not synced to the new server
fixed
CardDAV compatibility fixes for Google Contacts
fixed
Folder pane had no clear indication of focus on macOS
fixed
Windows theme improvements
fixed
Various security fixes
